Statistics & DataEasySampling and Experiments
Sampling and Experiments · Easy problem
A company has four departments with 60, 45, 80 and 15 employees. To survey 20 employees, it chooses 5 at random from each department. What kind of sample is this?
A company has four departments with 60, 45, 80 and 15 employees. To survey 20 employees, it chooses 5 at random from each department. What kind of sample is this?